q3.cpp

////////////////////////
// pdx_fontatlas.h
////////////////////////
 
struct SFontGlyph
{
    SFontGlyph(CRect<int> GlyphRect) : Rect(GlyphRect) { }
    CRect<int> Rect;
};
 
class CPdxFontAtlas : public CRefCountedObject
{
public:
    CPdxFontAtlas(CPdxFont* pFont, int nWidth = 2048, int nHeight = 2048);
    ~CPdxFontAtlas();
 
    bool AddCharacters(char* characters);
    SFontGlyph* GetGlyph(char c) { return m_Glyphs[c]; }
 
private:
    CPdxFont* m_Font;
    CPdxTextureAtlas* m_Texture;
    SFontGlyph* m_Glyphs[256];
};
 
////////////////////////
// pdx_fontatlas.cpp
////////////////////////
 
CPdxFontAtlas::CPdxFontAtlas( CPdxFont* pFont, int nWidth, int nHeight )
{
    m_Font = pFont;
    m_Texture = new CPdxTextureAtlas(nWidth, nHeight);
}
 
CPdxFontAtlas::~CPdxFontAtlas()
{
    delete m_Texture;
}
 
bool CPdxFontAtlas::AddCharacters(char* characters)
{
    int j = 0;
 
    while(j < strlen(characters))
    {
        CRect<int> GlyphRect;
        bool Result = m_Font->AddGlyphToTexture(m_Texture, characters[j], GlyphRect);
        m_Glyphs[characters[j++]] = new SFontGlyph(GlyphRect);
    }
}